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Goodwill and Other Intangible Assets (Narratives) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Goodwill And Other Intangible Assets Disclosure [Abstract]        
Amortization of intangible assets $ 678 $ 587 $ 1,471 $ 1,221
Estimated Amortization Expense Next Twelve Months 2,800   2,800  
Estimated Amortization Expense Year 2 2,800   2,800  
Estimated Amortization Expense Year 3 2,500   2,500  
Estimated Amortization Expense Year 4 2,400   2,400  
Estimated Amortization Expense Year 5 $ 2,200   $ 2,200